cli: Expose priority option and pass priority to master daemon

Signed-off-by: Michael Hanselmann <hansmi@google.com>
Reviewed-by: Iustin Pop <iustin@google.com>

diff --git a/lib/cli.py b/lib/cli.py
index 566dc47..e2d5702 100644 (file)
--- a/lib/cli.py
+++ b/lib/cli.py
@@ -1064,7 +1064,7 @@ PRIMARY_IP_VERSION_OPT = \
 PRIORITY_OPT = cli_option("--priority", default=None, dest="priority",
                           metavar="|".join(name for name, _ in _PRIORITY_NAMES),
                           choices=_PRIONAME_TO_VALUE.keys(),
-                          help="Priority for opcode(s) processing")
+                          help="Priority for opcode processing")
 
 #: Options provided by all commands
 COMMON_OPTS = [DEBUG_OPT]
@@ -1657,9 +1657,11 @@ def SetGenericOpcodeOpts(opcode_list, options):
   if not options:
     return
   for op in opcode_list:
+    op.debug_level = options.debug
     if hasattr(options, "dry_run"):
       op.dry_run = options.dry_run
-    op.debug_level = options.debug
+    if getattr(options, "priority", None) is not None:
+      op.priority = _PRIONAME_TO_VALUE[options.priority]
 
 
 def GetClient():

diff --git a/scripts/gnt-backup b/scripts/gnt-backup
index 877933a..9fd3aa7 100755 (executable)
--- a/scripts/gnt-backup
+++ b/scripts/gnt-backup
@@ -137,6 +137,7 @@ import_opts = [
   SRC_NODE_OPT,
   SUBMIT_OPT,
   DRY_RUN_OPT,
+  PRIORITY_OPT,
   ]
 
 
@@ -148,7 +149,8 @@ commands = {
   'export': (
     ExportInstance, ARGS_ONE_INSTANCE,
     [FORCE_OPT, SINGLE_NODE_OPT, NOSHUTDOWN_OPT, SHUTDOWN_TIMEOUT_OPT,
-     REMOVE_INSTANCE_OPT, IGNORE_REMOVE_FAILURES_OPT, DRY_RUN_OPT],
+     REMOVE_INSTANCE_OPT, IGNORE_REMOVE_FAILURES_OPT, DRY_RUN_OPT,
+     PRIORITY_OPT],
     "-n <target_node> [opts...] <name>",
     "Exports an instance to an image"),
   'import': (
@@ -156,7 +158,7 @@ commands = {
     "[...] -t disk-type -n node[:secondary-node] <name>",
     "Imports an instance from an exported image"),
   'remove': (
-    RemoveExport, [ArgUnknown(min=1, max=1)], [DRY_RUN_OPT],
+    RemoveExport, [ArgUnknown(min=1, max=1)], [DRY_RUN_OPT, PRIORITY_OPT],
     "<name>", "Remove exports of named instance from the filesystem."),
   }
 

diff --git a/scripts/gnt-cluster b/scripts/gnt-cluster
index 484e830..422b404 100755 (executable)
--- a/scripts/gnt-cluster
+++ b/scripts/gnt-cluster
@@ -868,19 +868,19 @@ commands = {
     "<new_name>",
     "Renames the cluster"),
   'redist-conf': (
-    RedistributeConfig, ARGS_NONE, [SUBMIT_OPT, DRY_RUN_OPT],
+    RedistributeConfig, ARGS_NONE, [SUBMIT_OPT, DRY_RUN_OPT, PRIORITY_OPT],
     "", "Forces a push of the configuration file and ssconf files"
     " to the nodes in the cluster"),
   'verify': (
     VerifyCluster, ARGS_NONE,
     [VERBOSE_OPT, DEBUG_SIMERR_OPT, ERROR_CODES_OPT, NONPLUS1_OPT,
-     DRY_RUN_OPT],
+     DRY_RUN_OPT, PRIORITY_OPT],
     "", "Does a check on the cluster configuration"),
   'verify-disks': (
-    VerifyDisks, ARGS_NONE, [],
+    VerifyDisks, ARGS_NONE, [PRIORITY_OPT],
     "", "Does a check on the cluster disk status"),
   'repair-disk-sizes': (
-    RepairDiskSizes, ARGS_MANY_INSTANCES, [DRY_RUN_OPT],
+    RepairDiskSizes, ARGS_MANY_INSTANCES, [DRY_RUN_OPT, PRIORITY_OPT],
     "", "Updates mismatches in recorded disk sizes"),
   'master-failover': (
     MasterFailover, ARGS_NONE, [NOVOTING_OPT],
@@ -908,14 +908,14 @@ commands = {
   'list-tags': (
     ListTags, ARGS_NONE, [], "", "List the tags of the cluster"),
   'add-tags': (
-    AddTags, [ArgUnknown()], [TAG_SRC_OPT],
+    AddTags, [ArgUnknown()], [TAG_SRC_OPT, PRIORITY_OPT],
     "tag...", "Add tags to the cluster"),
   'remove-tags': (
-    RemoveTags, [ArgUnknown()], [TAG_SRC_OPT],
+    RemoveTags, [ArgUnknown()], [TAG_SRC_OPT, PRIORITY_OPT],
     "tag...", "Remove tags from the cluster"),
   'search-tags': (
-    SearchTags, [ArgUnknown(min=1, max=1)],
-    [], "", "Searches the tags on all objects on"
+    SearchTags, [ArgUnknown(min=1, max=1)], [PRIORITY_OPT], "",
+    "Searches the tags on all objects on"
     " the cluster for a given pattern (regex)"),
   'queue': (
     QueueOps,
@@ -933,7 +933,7 @@ commands = {
      NIC_PARAMS_OPT, NOLVM_STORAGE_OPT, VG_NAME_OPT, MAINTAIN_NODE_HEALTH_OPT,
      UIDPOOL_OPT, ADD_UIDS_OPT, REMOVE_UIDS_OPT, DRBD_HELPER_OPT,
      NODRBD_STORAGE_OPT, DEFAULT_IALLOCATOR_OPT, RESERVED_LVS_OPT,
-     DRY_RUN_OPT],
+     DRY_RUN_OPT, PRIORITY_OPT],
     "[opts...]",
     "Alters the parameters of the cluster"),
   "renew-crypto": (

diff --git a/scripts/gnt-debug b/scripts/gnt-debug
index e54a34a..fe8637f 100755 (executable)
--- a/scripts/gnt-debug
+++ b/scripts/gnt-debug
@@ -471,7 +471,7 @@ commands = {
                 action="append", help="Select nodes to sleep on"),
      cli_option("-r", "--repeat", type="int", default="0", dest="repeat",
                 help="Number of times to repeat the sleep"),
-     DRY_RUN_OPT,
+     DRY_RUN_OPT, PRIORITY_OPT,
      ],
     "[opts...] <duration>", "Executes a TestDelay OpCode"),
   'submit-job': (
@@ -485,7 +485,7 @@ commands = {
                 action="store_true", help="Show timing stats"),
      cli_option("--each", default=False, action="store_true",
                 help="Submit each job separately"),
-     DRY_RUN_OPT,
+     DRY_RUN_OPT, PRIORITY_OPT,
      ],
     "<op_list_file...>", "Submits jobs built from json files"
     " containing a list of serialized opcodes"),
@@ -513,11 +513,11 @@ commands = {
                 help="Select number of VCPUs for the instance"),
      cli_option("--tags", default=None,
                 help="Comma separated list of tags"),
-     DRY_RUN_OPT,
+     DRY_RUN_OPT, PRIORITY_OPT,
      ],
     "{opts...} <instance>", "Executes a TestAllocator OpCode"),
   "test-jobqueue": (
-    TestJobqueue, ARGS_NONE, [],
+    TestJobqueue, ARGS_NONE, [PRIORITY_OPT],
     "", "Test a few aspects of the job queue"),
   "locks": (
     ListLocks, ARGS_NONE, [NOHDR_OPT, SEP_OPT, FIELDS_OPT, INTERVAL_OPT],

diff --git a/scripts/gnt-instance b/scripts/gnt-instance
index 8bab26e..3c7e066 100755 (executable)
--- a/scripts/gnt-instance
+++ b/scripts/gnt-instance
@@ -1398,6 +1398,7 @@ add_opts = [
   OS_SIZE_OPT,
   SUBMIT_OPT,
   DRY_RUN_OPT,
+  PRIORITY_OPT,
   ]
 
 commands = {
@@ -1406,33 +1407,34 @@ commands = {
     "[...] -t disk-type -n node[:secondary-node] -o os-type <name>",
     "Creates and adds a new instance to the cluster"),
   'batch-create': (
-    BatchCreate, [ArgFile(min=1, max=1)], [DRY_RUN_OPT],
+    BatchCreate, [ArgFile(min=1, max=1)], [DRY_RUN_OPT, PRIORITY_OPT],
     "<instances.json>",
     "Create a bunch of instances based on specs in the file."),
   'console': (
     ConnectToInstanceConsole, ARGS_ONE_INSTANCE,
-    [SHOWCMD_OPT],
+    [SHOWCMD_OPT, PRIORITY_OPT],
     "[--show-cmd] <instance>", "Opens a console on the specified instance"),
   'failover': (
     FailoverInstance, ARGS_ONE_INSTANCE,
     [FORCE_OPT, IGNORE_CONSIST_OPT, SUBMIT_OPT, SHUTDOWN_TIMEOUT_OPT,
-     DRY_RUN_OPT],
+     DRY_RUN_OPT, PRIORITY_OPT],
     "[-f] <instance>", "Stops the instance and starts it on the backup node,"
     " using the remote mirror (only for instances of type drbd)"),
   'migrate': (
     MigrateInstance, ARGS_ONE_INSTANCE,
-    [FORCE_OPT, NONLIVE_OPT, MIGRATION_MODE_OPT, CLEANUP_OPT, DRY_RUN_OPT],
+    [FORCE_OPT, NONLIVE_OPT, MIGRATION_MODE_OPT, CLEANUP_OPT, DRY_RUN_OPT,
+     PRIORITY_OPT],
     "[-f] <instance>", "Migrate instance to its secondary node"
     " (only for instances of type drbd)"),
   'move': (
     MoveInstance, ARGS_ONE_INSTANCE,
     [FORCE_OPT, SUBMIT_OPT, SINGLE_NODE_OPT, SHUTDOWN_TIMEOUT_OPT,
-     DRY_RUN_OPT],
+     DRY_RUN_OPT, PRIORITY_OPT],
     "[-f] <instance>", "Move instance to an arbitrary node"
     " (only for instances of type file and lv)"),
   'info': (
     ShowInstanceConfig, ARGS_MANY_INSTANCES,
-    [STATIC_OPT, ALL_OPT, ROMAN_OPT],
+    [STATIC_OPT, ALL_OPT, ROMAN_OPT, PRIORITY_OPT],
     "[-s] {--all | <instance>...}",
     "Show information on the specified instance(s)"),
   'list': (
@@ -1457,78 +1459,80 @@ commands = {
     [FORCE_OPT, OS_OPT, FORCE_VARIANT_OPT, m_force_multi, m_node_opt,
      m_pri_node_opt, m_sec_node_opt, m_clust_opt, m_inst_opt, m_node_tags_opt,
      m_pri_node_tags_opt, m_sec_node_tags_opt, m_inst_tags_opt, SELECT_OS_OPT,
-     SUBMIT_OPT, DRY_RUN_OPT],
+     SUBMIT_OPT, DRY_RUN_OPT, PRIORITY_OPT],
     "[-f] <instance>", "Reinstall a stopped instance"),
   'remove': (
     RemoveInstance, ARGS_ONE_INSTANCE,
     [FORCE_OPT, SHUTDOWN_TIMEOUT_OPT, IGNORE_FAILURES_OPT, SUBMIT_OPT,
-     DRY_RUN_OPT],
+     DRY_RUN_OPT, PRIORITY_OPT],
     "[-f] <instance>", "Shuts down the instance and removes it"),
   'rename': (
     RenameInstance,
     [ArgInstance(min=1, max=1), ArgHost(min=1, max=1)],
-    [NOIPCHECK_OPT, NONAMECHECK_OPT, SUBMIT_OPT, DRY_RUN_OPT],
+    [NOIPCHECK_OPT, NONAMECHECK_OPT, SUBMIT_OPT, DRY_RUN_OPT, PRIORITY_OPT],
     "<instance> <new_name>", "Rename the instance"),
   'replace-disks': (
     ReplaceDisks, ARGS_ONE_INSTANCE,
     [AUTO_REPLACE_OPT, DISKIDX_OPT, IALLOCATOR_OPT, EARLY_RELEASE_OPT,
      NEW_SECONDARY_OPT, ON_PRIMARY_OPT, ON_SECONDARY_OPT, SUBMIT_OPT,
-     DRY_RUN_OPT],
+     DRY_RUN_OPT, PRIORITY_OPT],
     "[-s|-p|-n NODE|-I NAME] <instance>",
     "Replaces all disks for the instance"),
   'modify': (
     SetInstanceParams, ARGS_ONE_INSTANCE,
     [BACKEND_OPT, DISK_OPT, FORCE_OPT, HVOPTS_OPT, NET_OPT, SUBMIT_OPT,
      DISK_TEMPLATE_OPT, SINGLE_NODE_OPT, OS_OPT, FORCE_VARIANT_OPT,
-     OSPARAMS_OPT, DRY_RUN_OPT],
+     OSPARAMS_OPT, DRY_RUN_OPT, PRIORITY_OPT],
     "<instance>", "Alters the parameters of an instance"),
   'shutdown': (
     GenericManyOps("shutdown", _ShutdownInstance), [ArgInstance()],
     [m_node_opt, m_pri_node_opt, m_sec_node_opt, m_clust_opt,
      m_node_tags_opt, m_pri_node_tags_opt, m_sec_node_tags_opt,
      m_inst_tags_opt, m_inst_opt, m_force_multi, TIMEOUT_OPT, SUBMIT_OPT,
-     DRY_RUN_OPT],
+     DRY_RUN_OPT, PRIORITY_OPT],
     "<instance>", "Stops an instance"),
   'startup': (
     GenericManyOps("startup", _StartupInstance), [ArgInstance()],
     [FORCE_OPT, m_force_multi, m_node_opt, m_pri_node_opt, m_sec_node_opt,
      m_node_tags_opt, m_pri_node_tags_opt, m_sec_node_tags_opt,
      m_inst_tags_opt, m_clust_opt, m_inst_opt, SUBMIT_OPT, HVOPTS_OPT,
-     BACKEND_OPT, DRY_RUN_OPT],
+     BACKEND_OPT, DRY_RUN_OPT, PRIORITY_OPT],
     "<instance>", "Starts an instance"),
   'reboot': (
     GenericManyOps("reboot", _RebootInstance), [ArgInstance()],
     [m_force_multi, REBOOT_TYPE_OPT, IGNORE_SECONDARIES_OPT, m_node_opt,
      m_pri_node_opt, m_sec_node_opt, m_clust_opt, m_inst_opt, SUBMIT_OPT,
      m_node_tags_opt, m_pri_node_tags_opt, m_sec_node_tags_opt,
-     m_inst_tags_opt, SHUTDOWN_TIMEOUT_OPT, DRY_RUN_OPT],
+     m_inst_tags_opt, SHUTDOWN_TIMEOUT_OPT, DRY_RUN_OPT, PRIORITY_OPT],
     "<instance>", "Reboots an instance"),
   'activate-disks': (
     ActivateDisks, ARGS_ONE_INSTANCE,
-    [SUBMIT_OPT, IGNORE_SIZE_OPT],
+    [SUBMIT_OPT, IGNORE_SIZE_OPT, PRIORITY_OPT],
     "<instance>", "Activate an instance's disks"),
   'deactivate-disks': (
-    DeactivateDisks, ARGS_ONE_INSTANCE, [SUBMIT_OPT, DRY_RUN_OPT],
+    DeactivateDisks, ARGS_ONE_INSTANCE,
+    [SUBMIT_OPT, DRY_RUN_OPT, PRIORITY_OPT],
     "<instance>", "Deactivate an instance's disks"),
   'recreate-disks': (
-    RecreateDisks, ARGS_ONE_INSTANCE, [SUBMIT_OPT, DISKIDX_OPT, DRY_RUN_OPT],
+    RecreateDisks, ARGS_ONE_INSTANCE,
+    [SUBMIT_OPT, DISKIDX_OPT, DRY_RUN_OPT, PRIORITY_OPT],
     "<instance>", "Recreate an instance's disks"),
   'grow-disk': (
     GrowDisk,
     [ArgInstance(min=1, max=1), ArgUnknown(min=1, max=1),
      ArgUnknown(min=1, max=1)],
-    [SUBMIT_OPT, NWSYNC_OPT, DRY_RUN_OPT],
+    [SUBMIT_OPT, NWSYNC_OPT, DRY_RUN_OPT, PRIORITY_OPT],
     "<instance> <disk> <size>", "Grow an instance's disk"),
   'list-tags': (
-    ListTags, ARGS_ONE_INSTANCE, [],
+    ListTags, ARGS_ONE_INSTANCE, [PRIORITY_OPT],
     "<instance_name>", "List the tags of the given instance"),
   'add-tags': (
     AddTags, [ArgInstance(min=1, max=1), ArgUnknown()],
-    [TAG_SRC_OPT],
+    [TAG_SRC_OPT, PRIORITY_OPT],
     "<instance_name> tag...", "Add tags to the given instance"),
   'remove-tags': (
     RemoveTags, [ArgInstance(min=1, max=1), ArgUnknown()],
-    [TAG_SRC_OPT],
+    [TAG_SRC_OPT, PRIORITY_OPT],
     "<instance_name> tag...", "Remove tags from given instance"),
   }
 

diff --git a/scripts/gnt-node b/scripts/gnt-node
index cd17ad0..d4e7d6b 100755 (executable)
--- a/scripts/gnt-node
+++ b/scripts/gnt-node
@@ -674,23 +674,25 @@ commands = {
   'add': (
     AddNode, [ArgHost(min=1, max=1)],
     [SECONDARY_IP_OPT, READD_OPT, NOSSH_KEYCHECK_OPT, NONODE_SETUP_OPT,
-     VERBOSE_OPT, NODEGROUP_OPT],
+     VERBOSE_OPT, NODEGROUP_OPT, PRIORITY_OPT],
     "[-s ip] [--readd] [--no-ssh-key-check] [--no-node-setup]  [--verbose] "
     " <node_name>",
     "Add a node to the cluster"),
   'evacuate': (
     EvacuateNode, [ArgNode(min=1)],
-    [FORCE_OPT, IALLOCATOR_OPT, NEW_SECONDARY_OPT, EARLY_RELEASE_OPT],
+    [FORCE_OPT, IALLOCATOR_OPT, NEW_SECONDARY_OPT, EARLY_RELEASE_OPT,
+     PRIORITY_OPT],
     "[-f] {-I <iallocator> | -n <dst>} <node>",
     "Relocate the secondary instances from a node"
     " to other nodes (only for instances with drbd disk template)"),
   'failover': (
-    FailoverNode, ARGS_ONE_NODE, [FORCE_OPT, IGNORE_CONSIST_OPT],
+    FailoverNode, ARGS_ONE_NODE, [FORCE_OPT, IGNORE_CONSIST_OPT, PRIORITY_OPT],
     "[-f] <node>",
     "Stops the primary instances on a node and start them on their"
     " secondary node (only for instances with drbd disk template)"),
   'migrate': (
-    MigrateNode, ARGS_ONE_NODE, [FORCE_OPT, NONLIVE_OPT, MIGRATION_MODE_OPT],
+    MigrateNode, ARGS_ONE_NODE,
+    [FORCE_OPT, NONLIVE_OPT, MIGRATION_MODE_OPT, PRIORITY_OPT],
     "[-f] <node>",
     "Migrate all the primary instance on a node away from it"
     " (only for instances of type drbd)"),
@@ -707,22 +709,23 @@ commands = {
   'modify': (
     SetNodeParams, ARGS_ONE_NODE,
     [FORCE_OPT, SUBMIT_OPT, MC_OPT, DRAINED_OPT, OFFLINE_OPT,
-     AUTO_PROMOTE_OPT, DRY_RUN_OPT],
+     AUTO_PROMOTE_OPT, DRY_RUN_OPT, PRIORITY_OPT],
     "<node_name>", "Alters the parameters of a node"),
   'powercycle': (
     PowercycleNode, ARGS_ONE_NODE,
-    [FORCE_OPT, CONFIRM_OPT, DRY_RUN_OPT],
+    [FORCE_OPT, CONFIRM_OPT, DRY_RUN_OPT, PRIORITY_OPT],
     "<node_name>", "Tries to forcefully powercycle a node"),
   'remove': (
-    RemoveNode, ARGS_ONE_NODE, [DRY_RUN_OPT],
+    RemoveNode, ARGS_ONE_NODE, [DRY_RUN_OPT, PRIORITY_OPT],
     "<node_name>", "Removes a node from the cluster"),
   'volumes': (
     ListVolumes, [ArgNode()],
-    [NOHDR_OPT, SEP_OPT, USEUNITS_OPT, FIELDS_OPT],
+    [NOHDR_OPT, SEP_OPT, USEUNITS_OPT, FIELDS_OPT, PRIORITY_OPT],
     "[<node_name>...]", "List logical volumes on node(s)"),
   'list-storage': (
     ListStorage, ARGS_MANY_NODES,
-    [NOHDR_OPT, SEP_OPT, USEUNITS_OPT, FIELDS_OPT, _STORAGE_TYPE_OPT],
+    [NOHDR_OPT, SEP_OPT, USEUNITS_OPT, FIELDS_OPT, _STORAGE_TYPE_OPT,
+     PRIORITY_OPT],
     "[<node_name>...]", "List physical volumes on node(s). The available"
     " fields are (see the man page for details): %s." %
     (utils.CommaJoin(_LIST_STOR_HEADERS))),
@@ -731,24 +734,25 @@ commands = {
     [ArgNode(min=1, max=1),
      ArgChoice(min=1, max=1, choices=_MODIFIABLE_STORAGE_TYPES),
      ArgFile(min=1, max=1)],
-    [ALLOCATABLE_OPT, DRY_RUN_OPT],
+    [ALLOCATABLE_OPT, DRY_RUN_OPT, PRIORITY_OPT],
     "<node_name> <storage_type> <name>", "Modify storage volume on a node"),
   'repair-storage': (
     RepairStorage,
     [ArgNode(min=1, max=1),
      ArgChoice(min=1, max=1, choices=_REPAIRABLE_STORAGE_TYPES),
      ArgFile(min=1, max=1)],
-    [IGNORE_CONSIST_OPT, DRY_RUN_OPT],
+    [IGNORE_CONSIST_OPT, DRY_RUN_OPT, PRIORITY_OPT],
     "<node_name> <storage_type> <name>",
     "Repairs a storage volume on a node"),
   'list-tags': (
     ListTags, ARGS_ONE_NODE, [],
     "<node_name>", "List the tags of the given node"),
   'add-tags': (
-    AddTags, [ArgNode(min=1, max=1), ArgUnknown()], [TAG_SRC_OPT],
+    AddTags, [ArgNode(min=1, max=1), ArgUnknown()], [TAG_SRC_OPT, PRIORITY_OPT],
     "<node_name> tag...", "Add tags to the given node"),
   'remove-tags': (
-    RemoveTags, [ArgNode(min=1, max=1), ArgUnknown()], [TAG_SRC_OPT],
+    RemoveTags, [ArgNode(min=1, max=1), ArgUnknown()],
+    [TAG_SRC_OPT, PRIORITY_OPT],
     "<node_name> tag...", "Remove tags from the given node"),
   }
 

diff --git a/scripts/gnt-os b/scripts/gnt-os
index d07d75c..6d0591b 100755 (executable)
--- a/scripts/gnt-os
+++ b/scripts/gnt-os
@@ -261,16 +261,19 @@ def ModifyOS(opts, args):
 
 commands = {
   'list': (
-    ListOS, ARGS_NONE, [NOHDR_OPT], "", "Lists all valid operating systems"
-    " on the cluster"),
+    ListOS, ARGS_NONE, [NOHDR_OPT, PRIORITY_OPT],
+    "", "Lists all valid operating systems on the cluster"),
   'diagnose': (
-    DiagnoseOS, ARGS_NONE, [], "", "Diagnose all operating systems"),
+    DiagnoseOS, ARGS_NONE, [PRIORITY_OPT],
+    "", "Diagnose all operating systems"),
   'info': (
-    ShowOSInfo, [ArgOs()], [], "", "Show detailed information about "
+    ShowOSInfo, [ArgOs()], [PRIORITY_OPT],
+    "", "Show detailed information about "
     "operating systems"),
   'modify': (
-    ModifyOS, ARGS_ONE_OS, [HVLIST_OPT, OSPARAMS_OPT, DRY_RUN_OPT], "",
-    "Modify the OS parameters"),
+    ModifyOS, ARGS_ONE_OS,
+    [HVLIST_OPT, OSPARAMS_OPT, DRY_RUN_OPT, PRIORITY_OPT],
+    "", "Modify the OS parameters"),
   }
 
 if __name__ == '__main__':